BMW X6 M S63 4.4L

BFI Center Cap Adapters For BBS E88 Wheels - Brushed - Set of Four ...

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T#:31158762

Part#: WBFI77-E88-501

Ships in 3 Business Days

$ 229.99 USD

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$ 229.99 USD

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BFI Center Cap Adapters For BBS E88 Wheels - Brushed - Set of Four are designed to enhance the appearance of BMW's BBS E88 wheels by covering the open center hole with a sleek, brushed finish. These adapters:

Provide a polished, high-quality look by covering the open center hole
Are machined from 6061-T5611 aluminum for superior strength and durability
Feature a hand-brushed finish for a seamless OEM appearance
Allow the use of 3-prong 70.6mm BBS center caps to add a touch of class
Are sold in sets of four, with center caps not included

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GS2 Air Leather Shift Knob - Blue / Silver Leaf - BMW Fitment ...

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T#:50934282

Part#: GS2-70103-1

Ships on Jul 27, 2026

$ 184.99 USD

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$ 184.99 USD

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This Blue and Silver combination looks incredible in cars with the "M" tri-color stitching on the steering wheel, highlighting the blue thread perfectly.

Black Forest Industries GS2 Air Leather Shift Knob - Red / Silver Lea...

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T#:50934281

Part#: GS2-70102-1

Ships on Jul 27, 2026

$ 184.99 USD

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$ 184.99 USD

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Precision meets bold design.

BFI GS1 Billet / Air Leather Shift Knob - Black / Silver - BMW Fitmen...

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T#:50934271

Part#: GS1-70101-2

Ships on Jul 27, 2026

$ 164.99 USD

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$ 164.99 USD

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The BFI GS1 is the perfect upgrade for the BMW enthusiast who demands better tactile feedback.

BFI GS1 Billet / Air Leather Shift Knob - Black / Gold - BMW Fitment ...

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T#:50934273

Part#: GS1-70101-4

Ships on Jul 27, 2026

$ 164.99 USD

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$ 164.99 USD

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The Black Forest Industries GS1 shift knob is engineered specifically for the BMW driver who wants a more mechanical connection to their transmission.

Black Forest Industries Extended Wheel Bolt - M14x1.25 - 40mm ...

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T#:50899207

Part#: BFI-905-LUG

Ships on Jul 27, 2026

$ 4.99 USD

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$ 4.99 USD

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Specifically designed for use with 10mm to 15mm wheel spacers to maintain proper thread reach.

Active Autowerke Performance Catted Downpipes - Flanged - E70/71 E60/...

For Model Years 2010-2012 Only

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For Model Years 2010-2012 Only - VIN Required for Purchase

T#:22822600

Part#: 11-041F

Ships in 10 Business Days

5% off MSRP $ 2,999.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,849.99 USD

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5% off MSRP

$ 2,999.00

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,849.99 USD

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The S63 and N63 twin-turbo V8s are world-class powerplants, but they’ve got a breathing problem. From the factory, your BMW X5M, X6M, 550i, or 650i is suffocating under massive backpressure caused by restrictive, bulky catalytic converters that trap heat and kill momentum. If you want real power, you have to let those turbos spin. Active Autowerke’s Signature High-Flow Downpipes are the ultimate "no-compromise" upgrade for the serious BMW enthusiast. Hand-fabricated in Miami, these 3.0" downpipes utilize GESi G-Sport Ultra High Output technology. You get the raw performance and rapid spool of a track setup with the refined, odorless experience of a daily driver—and most importantly, no Check Engine Light. Why These Downpipes Belong on Your BMW: Turbo performance is all about the pressure differential. By clearing the path behind the turbine wheel, you allow the turbos to work significantly less to produce significantly more. Instant Turbo Response: Experience a massive reduction in lag with quicker spool-up and instant throttle tip-in. Massive Power Ceiling: The 4.5" GESi 400-cell cores are rated for 500hp to 850hp, ensuring they won't become a bottleneck as you climb the ladder of modifications. Clean & Odorless: Forget the "gas station" smell of catless downpipes. These proprietary precious-metal catalysts keep the air clean and your cabin comfortable. Hand-Built Precision These aren't mass-produced units. Each set is TIG-welded 304 stainless steel with cast upper V-band flanges for a factory-perfect, leak-free seal. Because Active Autowerke builds these in-house, the fitment is surgical—designed for a straightforward bolt-on installation with no cutting or welding required. Turner Fitment Note: To guarantee 100% accuracy for your build, please provide your VIN at checkout. Note: These are F-chassis specific; G-body vehicles with the N63B engine require a different configuration. Core Features: No CEL Guarantee: Optimized for catalytic efficiency to keep your dashboard clear. 49-State Legal: EPA Registered and fully OBD2 compliant (Excludes CA). Built for Heat: Rated to withstand up to 1,500°F and reaches operational efficiency in just 9 seconds. Legendary Durability: 304 stainless substrate is furnace-braised to the mantle for maximum vibration resistance. Warranty Protected: Includes a 5-year/50,000-mile structural warranty and a 2-year/25,000-mile catalyst core warranty.* Technical Specs: Material: TIG-Welded 304 Stainless Steel Tubing: Full 3.0" (76mm) Mandrel-Bent Piping Catalyst: GESi Ultra High Output (400 CPI) HP Rating: 500hp - 850hp Lead Time: Custom made-to-order (Approx. 2 weeks) *A Note on Burble Tunes: We love a good exhaust crackle as much as anyone, but "aggressive" burble or pop maps physically destroy catalytic substrates. Use of such tunes will void the warranty on the GESi core.

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